AOO410/main/sfx2/source/appl/helpinterceptor.cxx - openoffice - Git at Google

 /**************************************************************
  *
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  The ASF licenses this file
  * to you under the Apache License, Version 2.0 (the
  * "License"); you may not use this file except in compliance
  * with the License.  You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing,
  * software distributed under the License is distributed on an
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  * KIND, either express or implied.  See the License for the
  * specific language governing permissions and limitations
  * under the License.
  *
  *************************************************************/


 // MARKER(update_precomp.py): autogen include statement, do not remove
 #include "precompiled_sfx2.hxx"

 #include "helpinterceptor.hxx"
 #include "helpdispatch.hxx"
 #include "newhelp.hxx"
 #include <sfx2/sfxuno.hxx>
 #include <tools/urlobj.hxx>
 #include <tools/debug.hxx>
 #include <com/sun/star/beans/PropertyValue.hpp>
 #include <com/sun/star/frame/XNotifyingDispatch.hpp>
 #include <cppuhelper/interfacecontainer.h>
 #include <vcl/window.hxx>
 #include <limits.h>

 using namespace ::com::sun::star::beans;
 using namespace ::com::sun::star::frame;
 using namespace ::com::sun::star::uno;
 using namespace ::com::sun::star::util;
 using namespace ::com::sun::star::lang;

 extern void AppendConfigToken_Impl( String& rURL, sal_Bool bQuestionMark ); // sfxhelp.cxx

 // class HelpInterceptor_Impl --------------------------------------------

 HelpInterceptor_Impl::HelpInterceptor_Impl() :

 	m_pHistory	( NULL ),
 	m_nCurPos	( 0 )

 {
 }

 // -----------------------------------------------------------------------

 HelpInterceptor_Impl::~HelpInterceptor_Impl()
 {
 	for ( sal_uInt16 i = 0; m_pHistory && i < m_pHistory->Count(); ++i )
 		delete m_pHistory->GetObject(i);
 	delete m_pHistory;
 }

 // -----------------------------------------------------------------------

 void HelpInterceptor_Impl::addURL( const String& rURL )
 {
   if ( !m_pHistory )
 		m_pHistory = new HelpHistoryList_Impl;
 	sal_uIntPtr nCount = m_pHistory->Count();
 	if ( nCount && m_nCurPos < ( nCount - 1 ) )
 	{
 		for ( sal_uIntPtr i = nCount - 1; i > m_nCurPos; i-- )
 			delete m_pHistory->Remove(i);
 	}
     Reference<XFrame> xFrame(m_xIntercepted, UNO_QUERY);
     Reference<XController> xController;
     if(xFrame.is())
         xController = xFrame->getController();
     Any aViewData;
     if(xController.is() && m_pHistory->Count())
 	{
 		m_pHistory->GetObject(m_nCurPos)->aViewData = xController->getViewData();
 	}

 	m_aCurrentURL = rURL;
 	Any aEmptyViewData;
     m_pHistory->Insert( new HelpHistoryEntry_Impl( rURL, aEmptyViewData ), LIST_APPEND );
 	m_nCurPos = m_pHistory->Count() - 1;
 // TODO ?
 	if ( m_xListener.is() )
 	{
 		::com::sun::star::frame::FeatureStateEvent aEvent;
 		URL aURL;
 	    aURL.Complete = rURL;
 		aEvent.FeatureURL = aURL;
         aEvent.Source = (::com::sun::star::frame::XDispatch*)this;
 		m_xListener->statusChanged( aEvent );
 	}

 	m_pWindow->UpdateToolbox();
 }

 // -----------------------------------------------------------------------

 void HelpInterceptor_Impl::setInterception( Reference< XFrame > xFrame )
 {
 	m_xIntercepted = Reference< XDispatchProviderInterception>( xFrame, UNO_QUERY );

 	if ( m_xIntercepted.is() )
 		m_xIntercepted->registerDispatchProviderInterceptor( (XDispatchProviderInterceptor*)this );
 }

 // -----------------------------------------------------------------------

 void HelpInterceptor_Impl::SetStartURL( const String& rURL )
 {
 	DBG_ASSERT( !m_pHistory, "invalid history" );
 	if ( !m_pHistory )
 	{
 		m_pHistory = new HelpHistoryList_Impl;
         Any aEmptyViewData;
         m_pHistory->Insert( new HelpHistoryEntry_Impl( rURL, aEmptyViewData ), ((sal_uIntPtr)0x0) );
 		m_nCurPos = m_pHistory->Count() - 1;

 		m_pWindow->UpdateToolbox();
 	}
 	m_aCurrentURL = rURL;
 }

 sal_Bool HelpInterceptor_Impl::HasHistoryPred() const
 {
 	return m_pHistory && ( m_nCurPos > 0 );
 }

 sal_Bool HelpInterceptor_Impl::HasHistorySucc() const
 {
 	return m_pHistory && ( m_nCurPos < ( m_pHistory->Count() - 1 ) );
 }


 // -----------------------------------------------------------------------
 // XDispatchProvider

 Reference< XDispatch > SAL_CALL HelpInterceptor_Impl::queryDispatch(

 	const URL& aURL, const ::rtl::OUString& aTargetFrameName, sal_Int32 nSearchFlags )

 	throw( RuntimeException )

 {
 	Reference< XDispatch > xResult;
 	if ( m_xSlaveDispatcher.is() )
 		xResult = m_xSlaveDispatcher->queryDispatch( aURL, aTargetFrameName, nSearchFlags );

 	// INetURLObject aObj( aURL.Complete );
 	// sal_Bool bHelpURL = ( aObj.GetProtocol() == INET_PROT_VND_SUN_STAR_HELP );
     sal_Bool bHelpURL = aURL.Complete.toAsciiLowerCase().match(rtl::OUString::createFromAscii("vnd.sun.star.help"),0);

 	if ( bHelpURL )
 	{
 		DBG_ASSERT( xResult.is(), "invalid dispatch" );
 	    HelpDispatch_Impl* pHelpDispatch = new HelpDispatch_Impl( *this, xResult );
     	xResult = Reference< XDispatch >( static_cast< ::cppu::OWeakObject* >(pHelpDispatch), UNO_QUERY );
 	}

 	return xResult;
 }

 // -----------------------------------------------------------------------

 Sequence < Reference < XDispatch > > SAL_CALL HelpInterceptor_Impl::queryDispatches(

 	const Sequence< DispatchDescriptor >& aDescripts )

 	throw( RuntimeException )

 {
 	Sequence< Reference< XDispatch > > aReturn( aDescripts.getLength() );
 	Reference< XDispatch >* pReturn = aReturn.getArray();
 	const DispatchDescriptor* pDescripts = aDescripts.getConstArray();
 	for ( sal_Int16 i = 0; i < aDescripts.getLength(); ++i, ++pReturn, ++pDescripts )
 	{
 		*pReturn = queryDispatch( pDescripts->FeatureURL, pDescripts->FrameName, pDescripts->SearchFlags );
 	}
 	return aReturn;
 }

 // -----------------------------------------------------------------------
 // XDispatchProviderInterceptor

 Reference< XDispatchProvider > SAL_CALL HelpInterceptor_Impl::getSlaveDispatchProvider()

 	throw( RuntimeException )

 {
 	return m_xSlaveDispatcher;
 }

 // -----------------------------------------------------------------------

 void SAL_CALL HelpInterceptor_Impl::setSlaveDispatchProvider( const Reference< XDispatchProvider >& xNewSlave )

 	throw( RuntimeException )

 {
 	m_xSlaveDispatcher = xNewSlave;
 }

 // -----------------------------------------------------------------------

 Reference< XDispatchProvider > SAL_CALL HelpInterceptor_Impl::getMasterDispatchProvider()

 	throw( RuntimeException )

 {
 	return m_xMasterDispatcher;
 }

 // -----------------------------------------------------------------------

 void SAL_CALL HelpInterceptor_Impl::setMasterDispatchProvider( const Reference< XDispatchProvider >& xNewMaster )

 	throw( RuntimeException )

 {
 	m_xMasterDispatcher = xNewMaster;
 }

 // -----------------------------------------------------------------------
 // XInterceptorInfo

 Sequence< ::rtl::OUString > SAL_CALL HelpInterceptor_Impl::getInterceptedURLs()

 	throw( RuntimeException )

 {
 	Sequence< ::rtl::OUString > aURLList( 1 );
 	aURLList[0] = DEFINE_CONST_UNICODE("vnd.sun.star.help://*");
 	return aURLList;;
 }

 // -----------------------------------------------------------------------
 // XDispatch

 void SAL_CALL HelpInterceptor_Impl::dispatch(
 	const URL& aURL, const Sequence< ::com::sun::star::beans::PropertyValue >& ) throw( RuntimeException )
 {
 	sal_Bool bBack = ( String( DEFINE_CONST_UNICODE(".uno:Backward") ) == String( aURL.Complete ) );
 	if ( bBack || String( DEFINE_CONST_UNICODE(".uno:Forward") ) == String( aURL.Complete ) )
 	{
 		if ( m_pHistory )
 		{
 			if(m_pHistory->Count() > m_nCurPos)
 			{
 				Reference<XFrame> xFrame(m_xIntercepted, UNO_QUERY);
                 Reference<XController> xController;
                 if(xFrame.is())
                     xController = xFrame->getController();
 				if(xController.is())
 				{
 					m_pHistory->GetObject(m_nCurPos)->aViewData = xController->getViewData();
 				}
 			}

 			sal_uIntPtr nPos = ( bBack && m_nCurPos > 0 ) ? --m_nCurPos
 													: ( !bBack && m_nCurPos < m_pHistory->Count() - 1 )
 													? ++m_nCurPos
 													: ULONG_MAX;

 			if ( nPos < ULONG_MAX )
 			{
 				HelpHistoryEntry_Impl* pEntry = m_pHistory->GetObject( nPos );
 				if ( pEntry )
                     m_pWindow->loadHelpContent(pEntry->aURL, sal_False); // false => dont add item to history again!
 			}

 			m_pWindow->UpdateToolbox();
 		}
 	}
 }

 // -----------------------------------------------------------------------

 void SAL_CALL HelpInterceptor_Impl::addStatusListener(
 	const Reference< XStatusListener >& xControl, const URL& ) throw( RuntimeException )
 {
 	DBG_ASSERT( !m_xListener.is(), "listener already exists" );
 	m_xListener = xControl;
 }

 // -----------------------------------------------------------------------

 void SAL_CALL HelpInterceptor_Impl::removeStatusListener(
 	const Reference< XStatusListener >&, const URL&) throw( RuntimeException )
 {
 	m_xListener = 0;
 }

 // HelpListener_Impl -----------------------------------------------------

 HelpListener_Impl::HelpListener_Impl( HelpInterceptor_Impl* pInter )
 {
 	pInterceptor = pInter;
     pInterceptor->addStatusListener( this, ::com::sun::star::util::URL() );
 }

 // -----------------------------------------------------------------------

 void SAL_CALL HelpListener_Impl::statusChanged( const ::com::sun::star::frame::FeatureStateEvent& Event )

 	throw( ::com::sun::star::uno::RuntimeException )

 {
 	INetURLObject aObj( Event.FeatureURL.Complete );
 	aFactory = aObj.GetHost();
 	aChangeLink.Call( this );
 }

 // -----------------------------------------------------------------------

 void SAL_CALL HelpListener_Impl::disposing( const ::com::sun::star::lang::EventObject& )

 	throw( ::com::sun::star::uno::RuntimeException )

 {
     pInterceptor->removeStatusListener( this, ::com::sun::star::util::URL() );
     pInterceptor = NULL;
 }
 /*-- 05.09.2002 12:17:59---------------------------------------------------

   -----------------------------------------------------------------------*/
 HelpStatusListener_Impl::HelpStatusListener_Impl(
         Reference < XDispatch > aDispatch, URL& rURL)
 {
     aDispatch->addStatusListener(this, rURL);
 }
 /*-- 05.09.2002 12:17:59---------------------------------------------------

   -----------------------------------------------------------------------*/
 HelpStatusListener_Impl::~HelpStatusListener_Impl()
 {
     if(xDispatch.is())
         xDispatch->removeStatusListener(this, com::sun::star::util::URL());
 }
 /*-- 05.09.2002 12:17:59---------------------------------------------------

   -----------------------------------------------------------------------*/
 void HelpStatusListener_Impl::statusChanged(
     const FeatureStateEvent& rEvent ) throw( RuntimeException )
 {
     aStateEvent = rEvent;
 }
 /*-- 05.09.2002 12:18:00---------------------------------------------------

   -----------------------------------------------------------------------*/
 void HelpStatusListener_Impl::disposing( const EventObject& ) throw( RuntimeException )
 {
     xDispatch->removeStatusListener(this, com::sun::star::util::URL());
     xDispatch = 0;
 }
	/**************************************************************
	*
	* Licensed to the Apache Software Foundation (ASF) under one
	* or more contributor license agreements. See the NOTICE file
	* distributed with this work for additional information
	* regarding copyright ownership. The ASF licenses this file
	* to you under the Apache License, Version 2.0 (the
	* "License"); you may not use this file except in compliance
	* with the License. You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing,
	* software distributed under the License is distributed on an
	* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
	* KIND, either express or implied. See the License for the
	* specific language governing permissions and limitations
	* under the License.
	*
	*************************************************************/



	// MARKER(update_precomp.py): autogen include statement, do not remove
	#include "precompiled_sfx2.hxx"

	#include "helpinterceptor.hxx"
	#include "helpdispatch.hxx"
	#include "newhelp.hxx"
	#include <sfx2/sfxuno.hxx>
	#include <tools/urlobj.hxx>
	#include <tools/debug.hxx>
	#include <com/sun/star/beans/PropertyValue.hpp>
	#include <com/sun/star/frame/XNotifyingDispatch.hpp>
	#include <cppuhelper/interfacecontainer.h>
	#include <vcl/window.hxx>
	#include <limits.h>

	using namespace ::com::sun::star::beans;
	using namespace ::com::sun::star::frame;
	using namespace ::com::sun::star::uno;
	using namespace ::com::sun::star::util;
	using namespace ::com::sun::star::lang;

	extern void AppendConfigToken_Impl( String& rURL, sal_Bool bQuestionMark ); // sfxhelp.cxx

	// class HelpInterceptor_Impl --------------------------------------------

	HelpInterceptor_Impl::HelpInterceptor_Impl() :

	m_pHistory ( NULL ),
	m_nCurPos ( 0 )

	{
	}

	// -----------------------------------------------------------------------

	HelpInterceptor_Impl::~HelpInterceptor_Impl()
	{
	for ( sal_uInt16 i = 0; m_pHistory && i < m_pHistory->Count(); ++i )
	delete m_pHistory->GetObject(i);
	delete m_pHistory;
	}

	// -----------------------------------------------------------------------

	void HelpInterceptor_Impl::addURL( const String& rURL )
	{
	if ( !m_pHistory )
	m_pHistory = new HelpHistoryList_Impl;
	sal_uIntPtr nCount = m_pHistory->Count();
	if ( nCount && m_nCurPos < ( nCount - 1 ) )
	{
	for ( sal_uIntPtr i = nCount - 1; i > m_nCurPos; i-- )
	delete m_pHistory->Remove(i);
	}
	Reference<XFrame> xFrame(m_xIntercepted, UNO_QUERY);
	Reference<XController> xController;
	if(xFrame.is())
	xController = xFrame->getController();
	Any aViewData;
	if(xController.is() && m_pHistory->Count())
	{
	m_pHistory->GetObject(m_nCurPos)->aViewData = xController->getViewData();
	}

	m_aCurrentURL = rURL;
	Any aEmptyViewData;
	m_pHistory->Insert( new HelpHistoryEntry_Impl( rURL, aEmptyViewData ), LIST_APPEND );
	m_nCurPos = m_pHistory->Count() - 1;
	// TODO ?
	if ( m_xListener.is() )
	{
	::com::sun::star::frame::FeatureStateEvent aEvent;
	URL aURL;
	aURL.Complete = rURL;
	aEvent.FeatureURL = aURL;
	aEvent.Source = (::com::sun::star::frame::XDispatch*)this;
	m_xListener->statusChanged( aEvent );
	}

	m_pWindow->UpdateToolbox();
	}

	// -----------------------------------------------------------------------

	void HelpInterceptor_Impl::setInterception( Reference< XFrame > xFrame )
	{
	m_xIntercepted = Reference< XDispatchProviderInterception>( xFrame, UNO_QUERY );

	if ( m_xIntercepted.is() )
	m_xIntercepted->registerDispatchProviderInterceptor( (XDispatchProviderInterceptor*)this );
	}

	// -----------------------------------------------------------------------

	void HelpInterceptor_Impl::SetStartURL( const String& rURL )
	{
	DBG_ASSERT( !m_pHistory, "invalid history" );
	if ( !m_pHistory )
	{
	m_pHistory = new HelpHistoryList_Impl;
	Any aEmptyViewData;
	m_pHistory->Insert( new HelpHistoryEntry_Impl( rURL, aEmptyViewData ), ((sal_uIntPtr)0x0) );
	m_nCurPos = m_pHistory->Count() - 1;

	m_pWindow->UpdateToolbox();
	}
	m_aCurrentURL = rURL;
	}

	sal_Bool HelpInterceptor_Impl::HasHistoryPred() const
	{
	return m_pHistory && ( m_nCurPos > 0 );
	}

	sal_Bool HelpInterceptor_Impl::HasHistorySucc() const
	{
	return m_pHistory && ( m_nCurPos < ( m_pHistory->Count() - 1 ) );
	}


	// -----------------------------------------------------------------------
	// XDispatchProvider

	Reference< XDispatch > SAL_CALL HelpInterceptor_Impl::queryDispatch(

	const URL& aURL, const ::rtl::OUString& aTargetFrameName, sal_Int32 nSearchFlags )

	throw( RuntimeException )

	{
	Reference< XDispatch > xResult;
	if ( m_xSlaveDispatcher.is() )
	xResult = m_xSlaveDispatcher->queryDispatch( aURL, aTargetFrameName, nSearchFlags );

	// INetURLObject aObj( aURL.Complete );
	// sal_Bool bHelpURL = ( aObj.GetProtocol() == INET_PROT_VND_SUN_STAR_HELP );
	sal_Bool bHelpURL = aURL.Complete.toAsciiLowerCase().match(rtl::OUString::createFromAscii("vnd.sun.star.help"),0);

	if ( bHelpURL )
	{
	DBG_ASSERT( xResult.is(), "invalid dispatch" );
	HelpDispatch_Impl* pHelpDispatch = new HelpDispatch_Impl( *this, xResult );
	xResult = Reference< XDispatch >( static_cast< ::cppu::OWeakObject* >(pHelpDispatch), UNO_QUERY );
	}

	return xResult;
	}

	// -----------------------------------------------------------------------

	Sequence < Reference < XDispatch > > SAL_CALL HelpInterceptor_Impl::queryDispatches(

	const Sequence< DispatchDescriptor >& aDescripts )

	throw( RuntimeException )

	{
	Sequence< Reference< XDispatch > > aReturn( aDescripts.getLength() );
	Reference< XDispatch >* pReturn = aReturn.getArray();
	const DispatchDescriptor* pDescripts = aDescripts.getConstArray();
	for ( sal_Int16 i = 0; i < aDescripts.getLength(); ++i, ++pReturn, ++pDescripts )
	{
	*pReturn = queryDispatch( pDescripts->FeatureURL, pDescripts->FrameName, pDescripts->SearchFlags );
	}
	return aReturn;
	}

	// -----------------------------------------------------------------------
	// XDispatchProviderInterceptor

	Reference< XDispatchProvider > SAL_CALL HelpInterceptor_Impl::getSlaveDispatchProvider()

	throw( RuntimeException )

	{
	return m_xSlaveDispatcher;
	}

	// -----------------------------------------------------------------------

	void SAL_CALL HelpInterceptor_Impl::setSlaveDispatchProvider( const Reference< XDispatchProvider >& xNewSlave )

	throw( RuntimeException )

	{
	m_xSlaveDispatcher = xNewSlave;
	}

	// -----------------------------------------------------------------------

	Reference< XDispatchProvider > SAL_CALL HelpInterceptor_Impl::getMasterDispatchProvider()

	throw( RuntimeException )

	{
	return m_xMasterDispatcher;
	}

	// -----------------------------------------------------------------------

	void SAL_CALL HelpInterceptor_Impl::setMasterDispatchProvider( const Reference< XDispatchProvider >& xNewMaster )

	throw( RuntimeException )

	{
	m_xMasterDispatcher = xNewMaster;
	}

	// -----------------------------------------------------------------------
	// XInterceptorInfo

	Sequence< ::rtl::OUString > SAL_CALL HelpInterceptor_Impl::getInterceptedURLs()

	throw( RuntimeException )

	{
	Sequence< ::rtl::OUString > aURLList( 1 );
	aURLList[0] = DEFINE_CONST_UNICODE("vnd.sun.star.help://*");
	return aURLList;;
	}

	// -----------------------------------------------------------------------
	// XDispatch

	void SAL_CALL HelpInterceptor_Impl::dispatch(
	const URL& aURL, const Sequence< ::com::sun::star::beans::PropertyValue >& ) throw( RuntimeException )
	{
	sal_Bool bBack = ( String( DEFINE_CONST_UNICODE(".uno:Backward") ) == String( aURL.Complete ) );
	if ( bBack \|\| String( DEFINE_CONST_UNICODE(".uno:Forward") ) == String( aURL.Complete ) )
	{
	if ( m_pHistory )
	{
	if(m_pHistory->Count() > m_nCurPos)
	{
	Reference<XFrame> xFrame(m_xIntercepted, UNO_QUERY);
	Reference<XController> xController;
	if(xFrame.is())
	xController = xFrame->getController();
	if(xController.is())
	{
	m_pHistory->GetObject(m_nCurPos)->aViewData = xController->getViewData();
	}
	}

	sal_uIntPtr nPos = ( bBack && m_nCurPos > 0 ) ? --m_nCurPos
	: ( !bBack && m_nCurPos < m_pHistory->Count() - 1 )
	? ++m_nCurPos
	: ULONG_MAX;

	if ( nPos < ULONG_MAX )
	{
	HelpHistoryEntry_Impl* pEntry = m_pHistory->GetObject( nPos );
	if ( pEntry )
	m_pWindow->loadHelpContent(pEntry->aURL, sal_False); // false => dont add item to history again!
	}

	m_pWindow->UpdateToolbox();
	}
	}
	}

	// -----------------------------------------------------------------------

	void SAL_CALL HelpInterceptor_Impl::addStatusListener(
	const Reference< XStatusListener >& xControl, const URL& ) throw( RuntimeException )
	{
	DBG_ASSERT( !m_xListener.is(), "listener already exists" );
	m_xListener = xControl;
	}

	// -----------------------------------------------------------------------

	void SAL_CALL HelpInterceptor_Impl::removeStatusListener(
	const Reference< XStatusListener >&, const URL&) throw( RuntimeException )
	{
	m_xListener = 0;
	}

	// HelpListener_Impl -----------------------------------------------------

	HelpListener_Impl::HelpListener_Impl( HelpInterceptor_Impl* pInter )
	{
	pInterceptor = pInter;
	pInterceptor->addStatusListener( this, ::com::sun::star::util::URL() );
	}

	// -----------------------------------------------------------------------

	void SAL_CALL HelpListener_Impl::statusChanged( const ::com::sun::star::frame::FeatureStateEvent& Event )

	throw( ::com::sun::star::uno::RuntimeException )

	{
	INetURLObject aObj( Event.FeatureURL.Complete );
	aFactory = aObj.GetHost();
	aChangeLink.Call( this );
	}

	// -----------------------------------------------------------------------

	void SAL_CALL HelpListener_Impl::disposing( const ::com::sun::star::lang::EventObject& )

	throw( ::com::sun::star::uno::RuntimeException )

	{
	pInterceptor->removeStatusListener( this, ::com::sun::star::util::URL() );
	pInterceptor = NULL;
	}
	/*-- 05.09.2002 12:17:59---------------------------------------------------

	-----------------------------------------------------------------------*/
	HelpStatusListener_Impl::HelpStatusListener_Impl(
	Reference < XDispatch > aDispatch, URL& rURL)
	{
	aDispatch->addStatusListener(this, rURL);
	}
	/*-- 05.09.2002 12:17:59---------------------------------------------------

	-----------------------------------------------------------------------*/
	HelpStatusListener_Impl::~HelpStatusListener_Impl()
	{
	if(xDispatch.is())
	xDispatch->removeStatusListener(this, com::sun::star::util::URL());
	}
	/*-- 05.09.2002 12:17:59---------------------------------------------------

	-----------------------------------------------------------------------*/
	void HelpStatusListener_Impl::statusChanged(
	const FeatureStateEvent& rEvent ) throw( RuntimeException )
	{
	aStateEvent = rEvent;
	}
	/*-- 05.09.2002 12:18:00---------------------------------------------------

	-----------------------------------------------------------------------*/
	void HelpStatusListener_Impl::disposing( const EventObject& ) throw( RuntimeException )
	{
	xDispatch->removeStatusListener(this, com::sun::star::util::URL());
	xDispatch = 0;
	}